219685094745012 has 96 divisors (see below), whose sum is σ = 613375997727360. Its totient is φ = 67594289011200.

The previous prime is 219685094744891. The next prime is 219685094745019. The reversal of 219685094745012 is 210547490586912.

219685094745012 is a `hidden beast` number, since 2 + 1 + 9 + 6 + 8 + 50 + 9 + 4 + 74 + 501 + 2 = 666.

219685094745012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (219685094745019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85149387 + ... + 87691437.

It is an arithmetic number, because the mean of its divisors is an integer number (6389333309660).

Almost surely, 2^{219685094745012} is an apocalyptic number.

It is an amenable number.

219685094745012 is an abundant number, since it is smaller than the sum of its proper divisors (393690902982348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

219685094745012 is a wasteful number, since it uses less digits than its factorization.

219685094745012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2603630 (or 2603622 counting only the distinct ones).

The product of its (nonzero) digits is 43545600, while the sum is 63.

The spelling of 219685094745012 in words is "two hundred nineteen trillion, six hundred eighty-five billion, ninety-four million, seven hundred forty-five thousand, twelve".